Home / 326,061.26-449,990.63-180,881.37

Finding the Fourth Proportional to 326,061.26, 449,990.63 and 180,881.37

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Solution

The fourth proportional to 326,061.26, 449,990.63 and 180,881.37 is: 249,630.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,061.26 : 449,990.63 = 180,881.37 : x
  2. Step 2: Convert to fraction form
    326,061.26/449,990.63 = 180,881.37/x
  3. Step 3: Cross multiply
    326,061.26x = 449,990.63 × 180,881.37
  4. Step 4: Simplify right side
    326,061.26x = 81,394,921,415.46
  5. Step 5: Solve for x
    x = 81,394,921,415.46/326,061.26
  6. Step 6: Final answer
    x = 249,630.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.